diff --git a/hosts/common/core/nix.nix b/hosts/common/core/nix.nix
index b97b950..11aee35 100644
--- a/hosts/common/core/nix.nix
+++ b/hosts/common/core/nix.nix
@@ -25,4 +25,8 @@
             warn-dirty = false;
         };
     };
+
+    nixpkgs.config = {
+        allowAliases = false;
+    };
 }